Spencer Inc. has the following information for the current year: Net income = $600; Net operating profit after taxes (NOPAT) = $500; Total assets = $4,000; Short-term investments = $500; Stockholders equity = $2,000; Debt = $1,000; and Total net operating capital = $2500. If Spencer's cost of capital is 10%, what is its Economic value added (EVA)?
a. $250
b. $300
c. $350
d. $375
e. $400